AS4C4M16SA-7BCN

The AS4C4M16SA-7BCN is a 64Mbit Synchronous DRAM (SDRAM) from Alliance Memory, organized as 4M x 16 bits. This parallel-interface memory device operates at clock frequencies up to 143MHz with a fast 5.4ns access time, making it suitable for applications requiring high-bandwidth data storage in a compact form factor.

Housed in a space-efficient 54-TFBGA package measuring 8x8mm, the AS4C4M16SA-7BCN provides reliable volatile memory storage for embedded systems operating within commercial temperature ranges.

Key Features

• Memory Capacity and Organization - 64Mbit density configured as 4M x 16, providing 16-bit data width for efficient parallel data transfers in embedded applications.
• High-Speed Performance - Supports clock frequencies up to 143MHz with 5.4ns access time, enabling high-throughput memory operations for demanding applications.
• Standard Voltage Operation - Operates from a 3V to 3.6V supply voltage range, compatible with common 3.3V system power rails found in most embedded designs.
• Commercial Temperature Range - Specified for operation from 0°C to 70°C, suitable for indoor commercial and consumer equipment environments.
• Compact Package - 54-TFBGA package in an 8x8mm footprint minimizes board space requirements while providing reliable BGA mounting.
• Parallel Interface - Standard parallel memory interface enables straightforward integration with microcontrollers, processors, and FPGAs using conventional memory bus architectures.

Typical Applications

• Consumer Electronics - This SDRAM provides buffer memory for set-top boxes, digital TVs, and media players where the 64Mbit capacity and 143MHz operation support video frame buffering and data caching requirements.
• Networking Equipment - Routers, switches, and access points utilize this memory for packet buffering, where the 4M x 16 organization enables efficient burst data transfers at high speeds.
• Embedded Systems - Single-board computers and embedded controllers benefit from the compact TFBGA package and parallel interface for system memory expansion without excessive board space consumption.
• Office Automation - Printers, scanners, and multifunction devices use this SDRAM for image buffering and data processing, where the commercial temperature range aligns with typical office environments.

Unique Advantages

• Industry-Standard Compatibility: Drop-in replacement capability with other 64Mbit SDRAMs simplifies second-sourcing strategies and reduces supply chain risk.
• Optimized Footprint: The 54-TFBGA package provides high density in minimal board area, enabling more compact product designs without sacrificing memory capacity.
• Reliable Performance: Alliance Memory's focus on legacy memory products ensures continued availability and consistent manufacturing quality for long product lifecycles.
• Cost-Effective Solution: SDRAM technology delivers proven reliability at competitive pricing for applications where the latest DDR generations are not required.
• Simplified Integration: Standard parallel interface reduces design complexity compared to serialized memory interfaces, shortening development time for memory subsystems.

Why Choose AS4C4M16SA-7BCN?

The AS4C4M16SA-7BCN represents a reliable choice for designers seeking proven 64Mbit SDRAM in a compact BGA package. With its 143MHz clock capability and 5.4ns access time, this memory device delivers the performance needed for mainstream embedded applications while maintaining compatibility with established parallel memory bus architectures.

Alliance Memory's commitment to supporting legacy memory technologies ensures long-term availability for products with extended lifecycles. The AS4C4M16SA-7BCN is ideal for design teams prioritizing supply chain stability, straightforward integration, and cost-effective memory solutions.

Get Started

Contact our sales team to discuss your memory requirements and request a quote for the AS4C4M16SA-7BCN. Our technical support engineers can assist with design-in questions and provide samples for evaluation.